Brandon Li created HDFS-5874:
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Summary: Should not compare DataNode current layout version with
that of NameNode in DataStrorage
Key: HDFS-5874
URL: https://issues.apache.org/jira/browse/HDFS-5874
Project: Hadoop HDFS
Issue Type: Sub-task
Components: namenode
Reporter: Brandon Li
As [~vinayrpet] pointed out in HDFS-5754: in DataStorage
DATANODE_LAYOUT_VERSION should not compare with NameNode layout version
anymore.
{noformat}
if (DataNodeLayoutVersion.supports(
LayoutVersion.Feature.FEDERATION,
HdfsConstants.DATANODE_LAYOUT_VERSION) &&
HdfsConstants.DATANODE_LAYOUT_VERSION == nsInfo.getLayoutVersion()) {
readProperties(sd, nsInfo.getLayoutVersion());
{noformat}
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